See https://github.com/elastic/apm/issues/319 for details. Note that the implementation of this also includes adding the option to [Kibana](https://github.com/elastic/kibana/blob/master/x-pack/plugins/apm/common/agent_configuration/setting_definitions/general_settings.ts).
See elastic/apm#319 for details.
Note that the implementation of this also includes adding the option to Kibana.